To turn off 4G, go to "Settings > "Wireless & Networks" > "More" > "Mobile networks" > "Network Mode", there you will see "Preferred network mode" LTE/CDMA or CDMA pick the one you want and you should be good to go.
Cheers:)
Ok I just download and tried it out and it works great, in fact I had to turn it down a couple of times because I had it up to far and it was just too much.
Seem to be a good fix until the real fix comes along.
:cool: